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intel/mi_builder: Add a helper for incrementing reference counts

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Acked-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16970>
This commit is contained in:
Jason Ekstrand 2021-03-05 00:43:49 -06:00 • committed by Marge Bot
parent b7296e11ae
commit 24a4a3bbbb
1 changed files with 9 additions and 3 deletions
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12
src/intel/common/mi_builder.h
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@ -253,8 +253,8 @@ mi_reserve_gpr(struct mi_builder *b, unsigned gpr)
* are responsible for calling mi_value_ref() to get a second reference
* because the mi_* math function will consume it twice.
*/
static inline struct mi_value
mi_value_ref(struct mi_builder *b, struct mi_value val)
static inline void
mi_value_add_refs(struct mi_builder *b, struct mi_value val, unsigned num_refs)
{
#if GFX_VERx10 >= 75
if (_mi_value_is_allocated_gpr(val)) {
@ -262,13 +262,19 @@ mi_value_ref(struct mi_builder *b, struct mi_value val)
assert(gpr < MI_BUILDER_NUM_ALLOC_GPRS);
assert(b->gprs & (1u << gpr));
assert(b->gpr_refs[gpr] < UINT8_MAX);
b->gpr_refs[gpr]++;
b->gpr_refs[gpr] += num_refs;
}
#endif /* GFX_VERx10 >= 75 */
}
static inline struct mi_value
mi_value_ref(struct mi_builder *b, struct mi_value val)
{
mi_value_add_refs(b, val, 1);
return val;
}
/** Drop a reference to a mi_value
*
* See also mi_value_ref.